Home / 723,811.46-1,085,011.14-344,630.31

Finding the Fourth Proportional to 723,811.46, 1,085,011.14 and 344,630.31

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Solution

The fourth proportional to 723,811.46, 1,085,011.14 and 344,630.31 is: 516,609.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,811.46 : 1,085,011.14 = 344,630.31 : x
  2. Step 2: Convert to fraction form
    723,811.46/1,085,011.14 = 344,630.31/x
  3. Step 3: Cross multiply
    723,811.46x = 1,085,011.14 × 344,630.31
  4. Step 4: Simplify right side
    723,811.46x = 373,927,722,755.23
  5. Step 5: Solve for x
    x = 373,927,722,755.23/723,811.46
  6. Step 6: Final answer
    x = 516,609.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.